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Finding the Fourth Proportional to 520,205.67, 780,308.49 and 146,228.67

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Solution

The fourth proportional to 520,205.67, 780,308.49 and 146,228.67 is: 219,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,205.67 : 780,308.49 = 146,228.67 : x
  2. Step 2: Convert to fraction form
    520,205.67/780,308.49 = 146,228.67/x
  3. Step 3: Cross multiply
    520,205.67x = 780,308.49 × 146,228.67
  4. Step 4: Simplify right side
    520,205.67x = 114,103,472,682.41
  5. Step 5: Solve for x
    x = 114,103,472,682.41/520,205.67
  6. Step 6: Final answer
    x = 219,343.00

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